This application is designed to present the new version of BC Watershed Characterization Report on page 2, and provide an interactive way to select watersheds and hydrometric stations on page 1 from both a map and a list table. Users can use this application:
Figure 1 Application initialized
There are 2 ways to select your interested watershed. Using both ways will result in a downloadable watershed info sheet.
Map On the map, zoom in to your location (use the mouse stroller or click the “+” on the map), then click the polygon, check the popped-out watershed name. After the click, on the upright side of the map, the Watershed Selection Table will be automatically filtered to the exact row. After a few seconds, the downright page (tab: Watershed Info Sheet) will show a watershed info sheet. Use the buttons Copy, csv,Excel,PDF` to save the info sheet.
Figure 2 Select a watershed on the map
Table In the table, search your interested watershed by any keyword (e.g. river’s name, ID), click the row, then the map will be automatically zoomed in to the watershed that you just selected. After a few seconds, the downright page (tab: Watershed Info Sheet) will show a watershed info sheet. Use the buttons Copy, csv,Excel,PDF` to save this info sheet.
Figure 3 Select a watershed in the table
There are also 2 ways to select a HYDAT station. Using both ways will result in a hydrometric data plot. Users need to manually activate the second tab for the HYDAT station list and the data plot.
Figure 4 Active HYDAT station part
Map The map was set by default to show the entire lower mainland of BC, so zoom in to your interested location, then click the marker on the map to select a HYDAT station. Then the upright table will be filtered to the selected station. Or,
Table Search for a keyword, then click the row in the result. The map will be automatically zoomed in to your selected station.
Interactive result plot Hover your cursor on the plot to read the value and date, or use the camera button to download this image. Figure 5 Select a HYDAT station and read the hydrometric data plot
Canada wide HAYDAT stations, filled by PROV_TERR_STATE_LOC=="BC", got 2316 BC stations.
R package: fasstr
R package: tidyhydat
WHSE_BASEMAPPING.FWA_WATERSHEDS_POLY
Download: https://cat.data.gov.bc.ca/dataset/freshwater-atlas-watersheds/resource/a05f805b-3a60-4dac-8481-9590486883d6
FWNMDWTRSH_polygon.shp, filled by STRMRDR == 4, got 3297 watershed polygons.